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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.catalina.util;
import java.io.InputStream;
import java.util.Properties;
import org.apache.tomcat.util.ExceptionUtils;
/**
* Simple utility module to make it easy to plug in the server identifier when integrating Tomcat.
*
* @author Craig R. McClanahan
*/
public class ServerInfo {
// ------------------------------------------------------- Static Variables
/**
* The server information String with which we identify ourselves.
*/
private static final String serverInfo;
/**
* The server built String.
*/
private static final String serverBuilt;
/**
* The server built String, in ISO-8604 date format.
*/
private static final String serverBuiltIso;
/**
* The server's version number String.
*/
private static final String serverNumber;
static {
String info = null;
String built = null;
String builtIso = null;
String number = null;
Properties props = new Properties();
try (InputStream is = ServerInfo.class.getResourceAsStream("/org/apache/catalina/util/ServerInfo.properties")) {
props.load(is);
info = props.getProperty("server.info");
built = props.getProperty("server.built");
builtIso = props.getProperty("server.built.iso");
number = props.getProperty("server.number");
} catch (Throwable t) {
ExceptionUtils.handleThrowable(t);
}
if (info == null || info.equals("Apache Tomcat/@VERSION@")) {
info = "Apache Tomcat/11.0.x-dev";
}
if (built == null || built.equals("@VERSION_BUILT@")) {
built = "unknown";
}
if (builtIso == null || builtIso.equals("@VERSION_BUILT_ISO@")) {
builtIso = "unknown";
}
if (number == null || number.equals("@VERSION_NUMBER@")) {
number = "11.0.x";
}
serverInfo = info;
serverBuilt = built;
serverBuiltIso = builtIso;
serverNumber = number;
}
// --------------------------------------------------------- Public Methods
/**
* @return the server identification for this version of Tomcat.
*/
public static String getServerInfo() {
return serverInfo;
}
/**
* @return the server built time for this version of Tomcat.
*/
public static String getServerBuilt() {
return serverBuilt;
}
/**
* @return the server built date for this version of Tomcat in ISO-8601 date format.
*/
public static String getServerBuiltISO() {
return serverBuiltIso;
}
/**
* @return the server's version number.
*/
public static String getServerNumber() {
return serverNumber;
}
public static void main(String[] args) {
System.out.println("Server version: " + getServerInfo());
System.out.println("Server built: " + getServerBuilt());
System.out.println("Server number: " + getServerNumber());
System.out.println("OS Name: " + System.getProperty("os.name"));
System.out.println("OS Version: " + System.getProperty("os.version"));
System.out.println("Architecture: " + System.getProperty("os.arch"));
System.out.println("JVM Version: " + System.getProperty("java.runtime.version"));
System.out.println("JVM Vendor: " + System.getProperty("java.vm.vendor"));
}
}
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